| Orth | Species | Gene | Name | Description | Fitness | %Id | Cov |
| | Pseudomonas putida KT2440 | PP_2177 | | putative transcriptional regulator | sig. | 100 | 100 |
| o | Pseudomonas sp. BP01 | JOY50_RS12850 | | helix-turn-helix domain-containing protein | no data | 96 | 100 |
| | Pseudomonas sp. BP01 | JOY50_RS12830 | | helix-turn-helix domain-containing protein | insig. | 82 | 100 |
| | Pseudomonas putida KT2440 | PP_2181 | | Transcriptional regulator, Cro/CI family | strong | 81 | 100 |
| | Pseudomonas sp. SVBP6 | COO64_RS08790 | | helix-turn-helix domain-containing protein | insig. | 74 | 99 |
| | Pseudomonas sp. S08-1 | OH686_12460 | | Transcriptional regulator, MerR family | cofit | 72 | 99 |
| | Pseudomonas segetis P6 | ACVTMO_RS17935 | | helix-turn-helix domain-containing protein | insig. | 68 | 99 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_27480 | | Cro/Cl family transcriptional regulator | insig. | 68 | 100 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_3805 | | Transcriptional regulator, MerR family | sig. | 66 | 100 |
| o | Pseudomonas orientalis W4I3 | QF045_RS12555 | | XRE family transcriptional regulator | cofit | 66 | 100 |
| o | Pseudomonas lactucae CFBP13502 | GEMAOFIL_02211 | | HTH-type transcriptional regulator SutR | cofit | 64 | 100 |
| o | Pseudomonas simiae WCS417 | PS417_10585 | | Cro/Cl family transcriptional regulator | insig. | 64 | 100 |
| o | Pseudomonas fluorescens SBW25 | PFLU_RS10645 | | helix-turn-helix domain-containing protein | insig. | 64 | 100 |
| o | Pseudomonas fluorescens SBW25-INTG | PFLU_RS10645 | | helix-turn-helix domain-containing protein | sig. | 64 | 100 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_22750 | | Cro/Cl family transcriptional regulator | sig. | 52 | 99 |
| | Pseudomonas aeruginosa PUPa3 | DQ20_RS36645 | | XRE family transcriptional regulator | strong | 52 | 99 |
| | Pseudomonas aeruginosa MRSN321 | DY961_RS22695 | | XRE family transcriptional regulator | strong | 52 | 99 |
| | Pseudomonas aeruginosa MRSN321 | DY961_RS10735 | | cupin domain-containing protein | insig. | 34 | 96 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_28600 | | Cro/Cl family transcriptional regulator | insig. | 34 | 96 |
| | Pseudomonas aeruginosa PUPa3 | DQ20_RS51325 | | cupin domain-containing protein | insig. | 34 | 96 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_3219 | | Transcriptional regulator, Cro/CI family | insig. | 32 | 96 |
| | Pseudomonas sp. SVBP6 | COO64_RS21060 | | helix-turn-helix domain-containing protein | insig. | 32 | 94 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_24790 | | Cro/Cl family transcriptional regulator | sig. | 32 | 96 |
| | Pseudomonas putida KT2440 | PP_2868 | | Transcriptional regulator, Cro/CI family | strong | 32 | 94 |
| | Pseudomonas sp. BP01 | JOY50_RS05765 | | helix-turn-helix domain-containing protein | no data | 31 | 94 |
| | Bosea sp. OAE506 | ABIE41_RS10690 | | XRE family transcriptional regulator | insig. | 34 | 85 |
| | Phaeobacter inhibens DSM 17395 | PGA1_c33160 | | putative helix-turn-helix protein | insig. | 33 | 91 |
| | Phaeobacter inhibens DSM 17395 | PGA1_c28440 | | putative transcriptional regulator | insig. | 35 | 94 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS18365 | | cupin domain-containing protein | strong | 31 | 95 |
| | Shewanella loihica PV-4 | Shew_0970 | | XRE family transcriptional regulator (RefSeq) | strong | 25 | 89 |
| | Fusobacterium nucleatum SB010 | HUW76_01135 | | cupin domain-containing protein | strong | 26 | 90 |
| | Pseudomonas putida KT2440 | PP_2884 | | XRE family transcriptional regulator | strong | 28 | 85 |
| | Pseudomonas sp. BP01 | JOY50_RS05840 | | cupin domain-containing protein | insig. | 27 | 89 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS07145 | | DNA-binding protein | insig. | 27 | 92 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_06745 | | DNA-binding protein | sig. | 26 | 95 |
| | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_3201 | | Transcriptional regulator, MerR family | strong | 26 | 95 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_03130 | | transcriptional regulator, XRE family with cupin sensor | insig. | 29 | 98 |
| | Paraburkholderia graminis OAS925 | ABIE53_004168 | | transcriptional regulator with XRE-family HTH domain | strong | 28 | 98 |
| | Azospirillum sp. SherDot2 | MPMX19_02581 | | HTH-type transcriptional regulator SutR | insig. | 29 | 97 |
| | Pseudomonas sp. SVBP6 | COO64_RS01380 | | cupin domain-containing protein | insig. | 28 | 91 |
| | Shewanella sp. ANA-3 | Shewana3_3100 | | XRE family transcriptional regulator (RefSeq) | strong | 26 | 91 |
| | Shewanella amazonensis SB2B | Sama_2646 | | XRE family transcriptional regulator (RefSeq) | strong | 23 | 89 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS22055 | | DNA-binding protein | strong | 28 | 92 |
| | Rhodospirillum rubrum S1H | Rru_A2042 | | Transcriptional Regulator, XRE family with Cupin sensor domain (NCBI) | insig. | 28 | 86 |
| | Pseudomonas sp. SVBP6 | COO64_RS10815 | | cupin domain-containing protein | insig. | 27 | 89 |
| | Shewanella oneidensis MR-1 | SO1265 | | transcriptional regulator, putative (NCBI ptt file) | strong | 25 | 91 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_09140 | | XRE family transcriptional regulator | strong | 25 | 91 |
| | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_2147 | | Putrescine utilization regulator | strong | 27 | 91 |
| | Ralstonia solanacearum GMI1000 | RS_RS05775 | | XRE family transcriptional regulator | insig. | 27 | 95 |
| | Fusobacterium nucleatum SB010 | HUW76_07320 | | helix-turn-helix domain-containing protein | strong | 22 | 97 |
| | Enterobacter sp. TBS_079 | MPMX20_03983 | | hypothetical protein | insig. | 43 | 36 |
| | Pseudomonas sp. RS175 | PFR28_00271 | | hypothetical protein | strong | 25 | 88 |
| | Ralstonia sp. UNC404CL21Col | ABZR87_RS06145 | | XRE family transcriptional regulator | insig. | 31 | 98 |
| | Klebsiella michiganensis M5al | BWI76_RS13955 | | hypothetical protein | insig. | 29 | 93 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS33370 | | XRE family transcriptional regulator | insig. | 27 | 88 |
| | Pseudomonas syringae pv. syringae B728a | Psyr_0238 | | Helix-turn-helix motif protein | insig. | 26 | 91 |
| | Pseudomonas syringae pv. syringae B728a ΔmexB | Psyr_0238 | | Helix-turn-helix motif protein | insig. | 26 | 91 |
| | Pseudomonas segetis P6 | ACVTMO_RS00025 | | cupin domain-containing protein | strong | 21 | 93 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_12635 | | XRE family transcriptional regulator | strong | 26 | 91 |
| | Pseudomonas fluorescens FW300-N2E2 | Pf6N2E2_4394 | | Putrescine utilization regulator | strong | 26 | 91 |
| | Pseudomonas sp. S08-1 | OH686_13700 | | Putrescine utilization regulator | strong | 22 | 93 |
| | Pseudomonas orientalis W4I3 | QF045_RS02040 | | cupin domain-containing protein | cofit | 25 | 91 |
| | Enterobacter asburiae PDN3 | EX28DRAFT_3141 | | transcriptional regulator, XRE family with cupin sensor | insig. | 41 | 35 |
| | Pseudomonas sp. RS175 | PFR28_04396 | | HTH-type transcriptional regulator PuuR | strong | 25 | 91 |
| | Pseudomonas sp. DMC3 | GFF387 | | HTH-type transcriptional regulator PuuR | cofit | 24 | 91 |
| | Acidovorax sp. GW101-3H11 | Ac3H11_1308 | | Transcriptional regulator | no data | 29 | 98 |
| | Pseudomonas fluorescens SBW25 | PFLU_RS29365 | | cupin domain-containing protein | cofit | 25 | 91 |
| | Pseudomonas fluorescens SBW25-INTG | PFLU_RS29365 | | cupin domain-containing protein | strong | 25 | 91 |
| | Pseudomonas lactucae CFBP13502 | GEMAOFIL_00005 | | HTH-type transcriptional regulator PuuR | cofit | 25 | 91 |
| | Pseudomonas simiae WCS417 | PS417_27690 | | XRE family transcriptional regulator | strong | 25 | 91 |
| | Ralstonia solanacearum GMI1000 | RS_RS21755 | | XRE family transcriptional regulator | sig. | 33 | 75 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS14960 | | XRE family transcriptional regulator | insig. | 27 | 95 |
| | Ralstonia solanacearum UW163 | UW163_RS12430 | | XRE family transcriptional regulator | no data | 27 | 95 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_815 | | Putrescine utilization regulator | strong | 26 | 91 |
| | Pseudomonas putida KT2440 | PP_5268 | | DNA-binding transcriptional repressor PuuR-putrescine | strong | 22 | 91 |
| | Escherichia coli ECRC100 | OKFHMN_28185 | hipB | transcriptional regulator | no data | 30 | 88 |
| | Escherichia coli ECRC101 | MCAODC_21985 | hipB | transcriptional regulator | insig. | 30 | 88 |
| | Escherichia coli ECRC102 | NIAGMN_28035 | hipB | transcriptional regulator | no data | 30 | 88 |
| | Escherichia coli ECRC98 | JDDGAC_06315 | hipB | transcriptional regulator | sig. | 30 | 88 |
| | Escherichia coli ECRC99 | KEDOAH_25120 | hipB | transcriptional regulator | no data | 30 | 88 |
| | Ralstonia solanacearum GMI1000 | RS_RS23520 | | XRE family transcriptional regulator | no data | 26 | 89 |
| | Ralstonia solanacearum GMI1000 | RS_RS23650 | | XRE family transcriptional regulator | no data | 26 | 89 |
| | Pseudomonas aeruginosa MRSN321 | DY961_RS12395 | | cupin domain-containing protein | strong | 24 | 91 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_26945 | | XRE family transcriptional regulator | strong | 24 | 91 |
| | Pseudomonas aeruginosa PUPa3 | DQ20_RS49735 | | cupin domain-containing protein | strong | 24 | 91 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS00225 | | XRE family transcriptional regulator | insig. | 26 | 95 |
| | Agrobacterium fabrum C58 | Atu3328 | | aldehyde dehydrogenase | strong | 24 | 85 |
| | Pseudomonas stutzeri RCH2 | Psest_3791 | | Predicted transcriptional regulators | insig. | 22 | 93 |
| | Azospirillum brasilense Sp245 | AZOBR_RS27045 | | XRE family transcriptional regulator | insig. | 28 | 95 |
| | Enterobacter asburiae PDN3 | EX28DRAFT_1223 | | Cupin domain/Helix-turn-helix | insig. | 26 | 91 |
| | Serratia liquefaciens MT49 | IAI46_11440 | | helix-turn-helix transcriptional regulator | cofit | 27 | 96 |
| | Variovorax sp. OAS795 | ABID97_RS13245 | | XRE family transcriptional regulator | insig. | 25 | 95 |
| | Pantoea agglomerans CFBP13505 P0401 | PagCFBP13505_RS07555 | | helix-turn-helix domain-containing protein | cofit | 37 | 35 |
| | Variovorax sp. OAS795 | ABID97_RS06760 | | XRE family transcriptional regulator | insig. | 29 | 92 |
| | Rhizobium sp. OAE497 | ABIE40_RS01060 | | XRE family transcriptional regulator | insig. | 28 | 99 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS19390 | | XRE family transcriptional regulator | sig. | 29 | 76 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS16640 | | XRE family transcriptional regulator | insig. | 28 | 93 |
| | Azospirillum sp. SherDot2 | MPMX19_05211 | | hypothetical protein | insig. | 30 | 94 |
| | Rahnella sp. WP5 | EX31_RS05710 | | helix-turn-helix transcriptional regulator | insig. | 29 | 96 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS25015 | | XRE family transcriptional regulator | insig. | 28 | 93 |
| | Sinorhizobium meliloti 1021 | SMc04387 | | aldehyde dehydrogenase | insig. | 23 | 85 |
| | Pseudomonas sp. BP01 | JOY50_RS09135 | | cupin domain-containing protein | insig. | 22 | 91 |
| | Pantoea sp. MT58 | IAI47_13305 | | helix-turn-helix transcriptional regulator | cofit | 31 | 95 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS09440 | | helix-turn-helix domain-containing protein | insig. | 27 | 93 |
| | Pseudomonas sp. DMC3 | GFF1048 | | HTH-type transcriptional regulator SutR | no data | 36 | 35 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS07835 | | helix-turn-helix domain-containing protein | insig. | 27 | 92 |
| | Castellaniella sp019104865 MT123 | ABCV34_RS09100 | | XRE family transcriptional regulator | cofit | 29 | 95 |
| | Xanthobacter sp. DMC5 | GFF3339 | | HTH-type transcriptional regulator PuuR | insig. | 22 | 91 |
| | Agrobacterium fabrum C58 | Atu4226 | | transcriptional regulator | sig. | 37 | 36 |
| | Pantoea sp. MT58 | IAI47_18980 | | helix-turn-helix domain-containing protein | sig. | 33 | 45 |
| | Pseudomonas stutzeri RCH2 | Psest_3419 | | Predicted transcriptional regulators | strong | 42 | 33 |
| | Bosea sp. OAE506 | ABIE41_RS03270 | | XRE family transcriptional regulator | insig. | 29 | 95 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_03588 | | transcriptional regulator, XRE family with cupin sensor | sig. | 29 | 92 |
| | Pseudomonas sp. SVBP6 | COO64_RS14415 | | helix-turn-helix domain-containing protein | cofit | 26 | 95 |
| | Klebsiella pneumoniae MKP103 | KDGMDA_23030 | | LacI family transcriptional regulator | insig. | 25 | 90 |
| | Klebsiella pneumoniae MRSN742743 | KFA93_RS14310 | | helix-turn-helix domain-containing protein | cofit | 25 | 90 |
| | Klebsiella pneumoniae MKP103 | KDGMDA_05560 | | XRE family transcriptional regulator | insig. | 38 | 35 |
| | Ralstonia solanacearum GMI1000 | RS_RS15735 | | XRE family transcriptional regulator | insig. | 26 | 92 |
| | Pseudomonas lactucae CFBP13502 | GEMAOFIL_03889 | | HTH-type transcriptional regulator SutR | insig. | 26 | 83 |
| | Ralstonia sp. UNC404CL21Col | ABZR87_RS22690 | | XRE family transcriptional regulator | insig. | 42 | 34 |
| | Dickeya dadantii 3937 | DDA3937_RS07775 | | helix-turn-helix transcriptional regulator | insig. | 28 | 90 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS12920 | | cupin domain-containing protein | insig. | 25 | 88 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS28290 | | DNA-binding protein | strong | 44 | 29 |
| | Sinorhizobium meliloti 1021 | SMc02620 | | hypothetical protein | sig. | 27 | 81 |
| | Sinorhizobium meliloti 1021 | SMc00351 | | hypothetical protein | insig. | 26 | 83 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS23170 | | XRE family transcriptional regulator | insig. | 25 | 88 |
| | Variovorax sp. SCN45 | GFF4938 | | no description | insig. | 27 | 85 |
| | Phaeobacter inhibens DSM 17395 | PGA1_262p00290 | | putative transcriptional regulator | insig. | 26 | 95 |
| | Klebsiella pneumoniae MRSN742743 | KFA93_RS12825 | | helix-turn-helix domain-containing protein | insig. | 36 | 35 |
| | Burkholderia phytofirmans PsJN | BPHYT_RS34660 | | DNA-binding protein | sig. | 30 | 83 |
| | Cupriavidus basilensis FW507-4G11 | RR42_RS21695 | | DNA-binding protein | sig. | 28 | 92 |
| | Pseudomonas fluorescens FW300-N1B4 | Pf1N1B4_4357 | | Putrescine utilization regulator | sig. | 25 | 85 |
| | Paraburkholderia bryophila 376MFSha3.1 | H281DRAFT_01814 | | transcriptional regulator, XRE family with cupin sensor | insig. | 27 | 98 |
| | Xanthobacter sp. DMC5 | GFF295 | | hypothetical protein | insig. | 27 | 85 |
| | Acinetobacter baumannii LAC-4 | RR41_RS11820 | | XRE family transcriptional regulator | insig. | 27 | 95 |
| | Pantoea sp. MT58 | IAI47_07115 | | HTH-type transcriptional regulator PuuR | insig. | 23 | 89 |
| | Salmonella enterica subsp. enterica serovar Typhimurium str. MS1868 | GFF2660 | | Putative transcriptional regulator | insig. | 33 | 41 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_24090 | | DNA-binding protein | insig. | 31 | 47 |
| | Pantoea sp. MT58 | IAI47_10265 | | helix-turn-helix domain-containing protein | insig. | 30 | 89 |
| | Phocaeicola dorei CL03T12C01 | ABI39_RS13480 | | helix-turn-helix transcriptional regulator | insig. | 38 | 28 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_24455 | | DNA-binding protein | strong | 26 | 91 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS22920 | | helix-turn-helix domain-containing protein | insig. | 25 | 86 |
| | Pseudomonas sp. DMC3 | GFF1632 | | HTH-type transcriptional regulator PuuR | cofit | 24 | 85 |
| | Pseudomonas fluorescens FW300-N2C3 | AO356_27170 | | XRE family transcriptional regulator | strong | 32 | 37 |
| | Pseudomonas fluorescens SBW25 | PFLU_RS15610 | | helix-turn-helix transcriptional regulator | strong | 31 | 48 |
| | Pseudomonas fluorescens SBW25-INTG | PFLU_RS15610 | | helix-turn-helix transcriptional regulator | strong | 31 | 48 |
| | Pseudomonas aeruginosa PUPa3 | DQ20_RS31945 | | XRE family transcriptional regulator | strong | 26 | 91 |
| | Pseudomonas fluorescens FW300-N2E3 | AO353_29285 | | XRE family transcriptional regulator | strong | 24 | 85 |
| | Azospirillum brasilense Sp245 | AZOBR_RS02175 | | hypothetical protein | insig. | 40 | 30 |
| | Phaeobacter inhibens DSM 17395 | PGA1_c29470 | | puttative helix-turn-helix protein | insig. | 27 | 86 |
| | Rahnella sp. WP5 | EX31_RS24005 | | helix-turn-helix transcriptional regulator | insig. | 27 | 85 |
| | Mycobacterium tuberculosis H37Rv | Rv0474 | | Probable transcriptional regulatory protein | insig. | 39 | 31 |
| | Bacteroides ovatus ATCC 8483 | BACOVA_01302 | | DNA-binding helix-turn-helix protein | insig. | 37 | 34 |
| | Marinobacter adhaerens HP15 | HP15_3927 | | protein containing helix-turn-helix type 3 domain | insig. | 35 | 30 |
| | Paraburkholderia sabiae LMG 24235 | QEN71_RS16530 | | XRE family transcriptional regulator | insig. | 29 | 83 |
| | Escherichia coli ECOR38 | HEPCGN_26215 | sutR | DNA-binding transcriptional regulator SutR | insig. | 29 | 74 |
| | Pseudomonas putida KT2440 | PP_3125 | | putative transcriptional regulator (Cro/CI family) | no data | 28 | 83 |
| | Escherichia fergusonii Becca | EFB2_02548 | | HTH-type transcriptional regulator SutR | insig. | 27 | 74 |
| | Rahnella sp. WP5 | EX31_RS21645 | | XRE family transcriptional regulator | insig. | 27 | 95 |
| | Pseudomonas aeruginosa MRSN321 | DY961_RS27395 | | XRE family transcriptional regulator | strong | 26 | 91 |
| | Ralstonia solanacearum PSI07 | RPSI07_RS18415 | | XRE family transcriptional regulator | insig. | 26 | 95 |
| | Ralstonia sp. UNC404CL21Col | ABZR87_RS23125 | | XRE family transcriptional regulator | strong | 25 | 96 |
| | Shewanella sp. ANA-3 | Shewana3_0319 | | XRE family transcriptional regulator (RefSeq) | strong | 27 | 90 |
| | Bosea sp. OAE506 | ABIE41_RS05345 | | cupin domain-containing protein | insig. | 26 | 83 |
| | Sinorhizobium meliloti 1021 | SMa1076 | | hypothetical protein | insig. | 33 | 44 |
| | Paraburkholderia graminis OAS925 | ABIE53_004670 | | transcriptional regulator with XRE-family HTH domain | sig. | 30 | 83 |
| | Variovorax sp. SCN45 | GFF4219 | | Transcriptional regulator, MerR family | no data | 25 | 88 |
| | Bosea sp. OAE506 | ABIE41_RS13175 | | XRE family transcriptional regulator | insig. | 40 | 30 |
| | Pontibacter actiniarum KMM 6156, DSM 19842 | CA264_09265 | | XRE family transcriptional regulator | insig. | 30 | 39 |
| | Pseudomonas aeruginosa MRSN321 | DY961_RS21170 | | XRE family transcriptional regulator | no data | 40 | 31 |
| | Pseudomonas aeruginosa PA14 | IKLFDK_09190 | | transcriptional regulator | no data | 40 | 31 |
| | Pseudomonas aeruginosa PUPa3 | DQ20_RS55240 | | XRE family transcriptional regulator | insig. | 40 | 31 |
| | Pectobacterium carotovorum WPP14 | HER17_RS03720 | | XRE family transcriptional regulator | insig. | 33 | 50 |
| | Pseudomonas fluorescens GW456-L13 | PfGW456L13_4551 | | Transcriptional regulator, MerR family | insig. | 28 | 84 |
| | Ralstonia solanacearum IBSBF1503 | RALBFv3_RS10395 | | helix-turn-helix domain-containing protein | insig. | 26 | 87 |
| | Ralstonia solanacearum UW163 | UW163_RS03185 | | helix-turn-helix domain-containing protein | no data | 26 | 87 |
| | Pseudomonas sp. BP01 | JOY50_RS21490 | | helix-turn-helix domain-containing protein | no data | 27 | 83 |
| | Bifidobacterium breve UCC2003 | BBR_RS16540 | | XRE family transcriptional regulator | strong | 44 | 24 |
| | Magnetospirillum magneticum AMB-1 | AMB_RS23745 | | XRE family transcriptional regulator | insig. | 26 | 49 |